19784776

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{11833}}^1$

素因数の和:11869

約数の個数: 32

約数和(自身を含む): 42602400

約数和(自身を除く): 22817624

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 11833, 23666, 47332, 94664, 130163, 224827, 260326, 449654, 520652, 899308, 1041304, 1798616, 2473097, 4946194, 9892388, 19784776]

約数ペア:

[(1, 19784776), (2, 9892388), (4, 4946194), (8, 2473097), (11, 1798616), (19, 1041304), (22, 899308), (38, 520652), (44, 449654), (76, 260326), (88, 224827), (152, 130163), (209, 94664), (418, 47332), (836, 23666), (1672, 11833)]